Date: Thu, 10 Sep 2009 12:46:24 -0500 (CDT) From: "James R. Van Artsdalen" <james-freebsd-current@jrv.org> To: FreeBSD-gnats-submit@FreeBSD.org Subject: amd64/138709: [patch] FreeBSD/amd64 can't see all system memory Message-ID: <200909101746.n8AHkOxV005601@bigtex.housenet.jrv> Resent-Message-ID: <200909101820.n8AIK1qS040991@freefall.freebsd.org>
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>Number: 138709 >Category: amd64 >Synopsis: [patch] FreeBSD/amd64 can't see all system memory >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-amd64 >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Sep 10 18:20:01 UTC 2009 >Closed-Date: >Last-Modified: >Originator: James R. Van Artsdalen >Release: FreeBSD 9.0-CURRENT amd64 >Organization: >Environment: System: FreeBSD pygmy.housenet.jrv 9.0-CURRENT FreeBSD 9.0-CURRENT #4 r197044M: Wed Sep 9 18:58:08 CDT 2009 james@pygmy.housenet.jrv:/usr/obj/usr/src/sys/GENERIC amd64 >Description: ZFS recv hung last night during the daily periodic script. Most of the pool can be read but if one area is touched the process hangs with ^T reporting: $ find /bigtex ... /bigtex/usr/home/james ^T load: 0.00 cmd: find 2794 [rrl->rr_cv)] 5861.45r 0.28u 2.02s 0% 1704k That's about where the ZFS recv hung: receiving incremental stream of bigtex/usr/home/james/News@syssnap-1246856401 into bigtex/usr/home/james/News@syssnap-1246856401 received 15.8MB stream in 59 seconds (275KB/sec) receiving incremental stream of bigtex/usr/home/james/News@syssnap-1246942803 into bigtex/usr/home/james/News@syssnap-1246942803 received 5.91MB stream in 50 seconds (121KB/sec) receiving incremental stream of bigtex/usr/home/james/News@syssnap-1247029203 into bigtex/usr/home/james/News@syssnap-1247029203 There should have 25 or so more snapshots in that filesystem. /var/log/messages has no messages. The replication stream has many filesystem deletes and renames. >How-To-Repeat: repeatabioity not yet clear. >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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